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Chemical reactions

Authored by JULIA GATELL

English, Chemistry

3rd - 4th Grade

Used 791+ times

Chemical reactions
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13 questions

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1.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What type of changes the appearance change but the substance is the same.

Physical

Chemical

2.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Media Image

Identify the following process: We light a matchstick.

Physical change

Chemical change

3.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Media Image

Identify the following process: The food and the air react.

Physical change

Chemical change

4.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Media Image

The initial substances before occurring the chemical reaction are called...

Reactants

Products

5.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Media Image

The new substances after occurring the chemical reaction are called...

Reactants

Products

6.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Media Image

What is the speed of this chemical reaction (rusting)

SLOW

FAST

7.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Media Image

What is the speed of this chemical reaction

SLOW
FAST

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